Cita APA (7a ed.)
Sivaram, P., & Sreekumar, A. (2018). Preoperative factors influencing mortality and morbidity in peptic ulcer perforation. European Journal of Trauma & Emergency Surgery, 44(2), 251-258.
Cita Chicago Style (17a ed.)
Sivaram, P., y A. Sreekumar. "Preoperative Factors Influencing Mortality and Morbidity in Peptic Ulcer Perforation." European Journal of Trauma & Emergency Surgery 44, no. 2 (2018): 251-258.
Cita MLA (9a ed.)
Sivaram, P., y A. Sreekumar. "Preoperative Factors Influencing Mortality and Morbidity in Peptic Ulcer Perforation." European Journal of Trauma & Emergency Surgery, vol. 44, no. 2, 2018, pp. 251-258.
Precaución: Estas citas no son 100% exactas.